Clavus

Clavus may refer to:

• Claudius Clavus, a 15th-century Danish cartographer
• Clavus : a genus of gastropods in the family Drilliidae
• the plant disease ergot;
• the Roman clavus, a reddish-purple stripe on garments that distinguished members of the senatorial and equestrian orders; see laticlave and angusticlavia;
• a shooting pain in the forehead, associated with hysteria, also called clavus hystericus;
• a corn (medicine), such as formed on the toes
• the pseudo-tail of the sunfish.
• in Hemiptera a usually narrow strip of the hemelytron adjacent to the scutellum